275 search results - page 32 / 55 » On the computational power of iterative auctions |
ICC
2007
IEEE
15 years 4 months ago
2007
IEEE
— For the single-group multicast scenario, where K users are served with the same data by a base station equipped with N antennas, we present two beamforming algorithms which out...
83
Voted
WCNC
2008
IEEE
15 years 4 months ago
2008
IEEE
— Weather attenuations can have a distorting effect on signal fidelity above 10 GHz that lead to excessive digital transmission error. This loss of signal is commonly referred to...
70
Voted
WIMOB
2008
IEEE
15 years 4 months ago
2008
IEEE
—In this paper, we propose two robust precoder designs for multiple-input multiple-output (MIMO) broadcast channels with imperfect channel state information (CSI). First, we cons...
64
Voted
TWC
2008
14 years 9 months ago
2008
Abstract-- Most existing work on adaptive allocation of subcarriers and power in multiuser OFDM systems has focused on homogeneous traffic consisting of delay-constrained data (gua...
80
Voted
GLOBECOM
2010
IEEE
14 years 7 months ago
2010
IEEE
In this paper, we investigate the maximization of the amount of gathered data in a clustered wireless sensor network (WSN). The amount of gathered data is maximized by (1) choosing...